Buffy is engaging product users to create an exhaustive list of things that bother them when they use the product and how often those situations arise, then asking the consumers to rate the list in order of importance and asking which brands are associated with the items on the list. she is using an approach called

Problem detection

Explanation: Problem detection is used in R&D, it is a techniques that asks consumers who are familiar with the product or service to ponder upon an exhaustive list of things that bothers them while using the product.

This is done to find the ideas to make creative strategies and improvements in product/service.

Problem Detection approach identifies and prioritizes the most pressing consumer concerns so that the brand they are associated with can address unmet needs that exist in the marketplace.

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